1088897840

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{27277}}^1$

素因数の和:27789

約数の個数: 40

約数和(自身を含む): 2536854000

約数和(自身を除く): 1447956160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3992, 4990, 7984, 9980, 19960, 27277, 39920, 54554, 109108, 136385, 218216, 272770, 436432, 545540, 1091080, 2182160, 13611223, 27222446, 54444892, 68056115, 108889784, 136112230, 217779568, 272224460, 544448920, 1088897840]

約数ペア:

[(1, 1088897840), (2, 544448920), (4, 272224460), (5, 217779568), (8, 136112230), (10, 108889784), (16, 68056115), (20, 54444892), (40, 27222446), (80, 13611223), (499, 2182160), (998, 1091080), (1996, 545540), (2495, 436432), (3992, 272770), (4990, 218216), (7984, 136385), (9980, 109108), (19960, 54554), (27277, 39920)]